Hale, M. E., Jr. (1976). A monograph of the lichen genus Pseudoparmelia Lynge (Parmeliaceae). Smithsonian Institution Press.
Chicago Style (17th ed.) CitationHale, Mason E., Jr. A Monograph of the Lichen Genus Pseudoparmelia Lynge (Parmeliaceae). City of Washington: Smithsonian Institution Press, 1976.
MLA (9th ed.) CitationHale, Mason E., Jr. A Monograph of the Lichen Genus Pseudoparmelia Lynge (Parmeliaceae). Smithsonian Institution Press, 1976.
Warning: These citations may not always be 100% accurate.